Other Real Estate Assets Owned (OREO) Other Real Estate Assets Owned (OREO) - Narrative (Details)	3 Months Ended		9 Months Ended
	Sep. 30, 2015 USD ($)	Sep. 30, 2014 USD ($)	Sep. 30, 2015 USD ($) loan	Sep. 30, 2014 USD ($)	Dec. 31, 2014 USD ($)	Dec. 31, 2013 USD ($)
Other Real Estate [Abstract]
Other real estate	$ 3,871,000		$ 3,871,000		$ 4,051,000	$ 3,424,000
Expenses (income) applicable to OREO	193,000	$ (33,000)	285,000	$ 145,000
Consumer mortgage loans, secured by residential real estate, foreclosure in process	$ 817,000		$ 817,000		$ 0
Consumer mortgage loans, secured by residential real estate, foreclosure in process, number of loans | loan			2